Sour date kernel is a kind of traditional Chinese medicine, also called jujube kernel, sour date and mountain date kernel. It has a calming effect on the mind, so it can be used to treat insomnia caused by a restless mind, and can be helpful in mild cases of insomnia. The way to take it is this, you will usually grind the sour date seeds and fry them, or just fry them and drink them with water. You should put the date palm in a glass or ceramic cup, preferably not a metal cup, and then take it with 200-400ml of boiling water, stirring as it cools, and then you can drink it. There is also a way to boil it and drink it directly, and after boiling, strain the dregs out of it and drink the water. Sour date palm is acidic and still stimulates the gastrointestinal tract, so it’s best to take it after meals. If you want to help you sleep, you can take it about half an hour to an hour before you go to sleep, which will help you sleep, but don’t drink too much at a time, too much at night will affect your sleep.